Characteristics of other five-level triage systems
| Author | Year | Country | Triage systems | Populations | Sample size | Sites (n) | Design |
| Maningas64 | 2006 | USA | Soterion Rapid Triage System | Adult /paediatric | 33 850 | 1 | Retrospective |
| Maningas65 | 2006 | USA | Soterion Rapid Triage System | Paediatric | 7077 | 1 | Retrospective |
| Taboulet57 | 2009 | France | FRench Emergency Nurses Classification in Hospital scale | Adult | 941 | 1 | Retrospective |
| Wildgren59 | 2011 | Sweden | Medical Emergency Triage and Treatment System | Adult | 8695 | 1 | Retrospective |
| van Ierland60 | 2011 | Netherlands | Netherlands Triage System | Adult/paediatric | 3207 | 1 | Prospective |
| Ozüçelik58 | 2013 | Turkey | Hacettepe Emergency Triage System | Paediatric | 308 | 1 | Prospective |
| Chang61 | 2013 | Taiwan | Paediatric Taiwan Triage System/ Pediatric Triage and Acuity Scale | Paediatric | 42 548/42 346 | 1 | Retrospective |
| Jobé56 | 2014 | Belgium | Echelle Liégeoise d’Index de Sévérité à l’Admission | Adult | 544 | 1 | Retrospective |
| Elias55 | 2015 | USA | Clinical GPS | NS | 73 | 1 | Prospective |
| Perez63 | 2016 | Denmark | Rapid Emergency Triage and Treatment System- Hospital Unit West | Adult/paediatric | 4680 | 1 | Retrospective |
| Betz62 | 2016 | Canada | Rapid Triage Score | NS | 496 | 1 | Prospective |
NS, not stated.